With the recent revelations that alleged movie-theater shooter James Holmes had been seeing a psychiatrist prior to carrying out the July 20 massacre in Aurora, Colo., questions about the link between violence and mental illness …

If Americans keep getting heavier at the current rate, 42% of the population will be obese by 2030, a new study says. The increase accounts for an additional 32 million obese Americans and a whopping $549.5 billion in medical …

More than 8 million Americans thought seriously about suicide in the previous year, according to a new government survey. More adults who considered suicide lived in the Midwest and West than in other parts of the country.

A new study suggests that in hard economic times, people drink more alcohol. Intuitively, it might make sense, but the findings run counter to most previous research, which shows that alcoholism and other drinking-related …

Beginning in the 1950s and 1960s, Japan began developing a reputation for its longevity. By the 1970s, the Japanese were the longest lived of any population in the world. Although genetic predispositions and cultural factors like …